题目

大象是世界上最大的陆栖动物，它的体重的百万分之一相当于（    ）的体重 A. 袋鼠           B. 啄木鸟            C. 蜜蜂            D. 小鸡 答案：C— What ______ your bike yesterday?— It didn’t work．A．was happened in B．happened inC．was happened to D．happened to